Table 1. Hydrogen-bond geometry (Å, °).
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| N2—H2N⋯O2 | 0.88 (1) | 2.36 (1) | 2.7192 (12) | 105 (1) |
| N3—H3N⋯O1 | 0.88 (1) | 2.36 (1) | 2.7154 (12) | 104 (1) |
| O4—H4O⋯N1i | 0.86 (2) | 1.78 (2) | 2.6366 (12) | 177 (2) |
| O6—H6O⋯N4ii | 0.86 (2) | 1.72 (2) | 2.5731 (13) | 169 (2) |
| N2—H2N⋯O2iii | 0.88 (1) | 2.05 (1) | 2.8618 (12) | 152 (1) |
| N3—H3N⋯O5iv | 0.88 (1) | 2.12 (1) | 2.8516 (12) | 140 (1) |
| C1—H1⋯O3v | 0.95 | 2.58 | 3.2009 (14) | 124 |
| C2—H2⋯O5 | 0.95 | 2.47 | 3.3602 (14) | 155 |
| C6—H6B⋯O1iv | 0.99 | 2.41 | 3.3826 (14) | 166 |
| C12—H12⋯O3vi | 0.95 | 2.36 | 3.3025 (15) | 171 |
Symmetry codes: (i)
; (ii)
; (iii)
; (iv)
; (v)
; (vi)
.